1 Use a cock ring. 2  A very easy way to keep an erection is to use a cock ring during sex. 3  A cock ring is an adjustable plastic band that fits over the base of the penis and behind the testicles. 4  A cock ring gives a man a rock hard erection, and desensitizes the penis so he can keep an erection longer.
A Master Chief Petty Officer is a Senior Noncommissioned Officer, with a military paygrade of E-9. The civilian equivalent of this military rank is roughly GS-6 under the federal government's General Schedule payscale.
Until his retirement in 2003, Chief Master Sergeant Norman Marous was the Air Force's senior-most chief master sergeant, having served in the Air Force since 1962. Marous left active duty in 1967 to spend 22 years in the USAF Reserve and National Guard before returning to active duty as a Chief Master Sergeant in 1989.